Rocialle Medical Ltd employs 200 people and was established in 1996 at Cwm Cynon business park on the site of the former Navigation colliery.
Aiwa, a Japanese company making videos, employs 970 people in the Crumlin area. It was formerly the North Celynen Colliery.
Ventura has opened a pounds 15m call centre on the site of the former Manvers Main colliery, Rotherham, South Yorkshire.
The former Snibstone Colliery in Coalville, Leicestershire, is now a discovery park. Ex-miners lead tours of the old pit.Reuse content